.text-img {
    display: inline-block;
    width: 32px;
    height: 32px;
    line-height: 32px;
    text-align: center;
    background-color: #419488;
    border-radius: 50%;
    font-size: 18px;
    display: none;
}

.left-usernaem {
    display: inline-block;
    height: 50px;
    text-align: center;
    line-height: 50px;
    color: #fff;
    padding-left: 20px;
}

.welcome {
    margin-left: 10px;
}

iframe {
    width: 100%;
    height: 100%;
}

.layui-body {
    overflow: hidden;
}